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Finding the Fourth Proportional to 47,791.52, 65,951.76 and 26,572.64

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Solution

The fourth proportional to 47,791.52, 65,951.76 and 26,572.64 is: 36,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,791.52 : 65,951.76 = 26,572.64 : x
  2. Step 2: Convert to fraction form
    47,791.52/65,951.76 = 26,572.64/x
  3. Step 3: Cross multiply
    47,791.52x = 65,951.76 × 26,572.64
  4. Step 4: Simplify right side
    47,791.52x = 1,752,512,375.85
  5. Step 5: Solve for x
    x = 1,752,512,375.85/47,791.52
  6. Step 6: Final answer
    x = 36,669.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.